What is Mary Castro's specialty?

Mary Castro (NPI 1942301130) is a Medicare-billing provider whose primary specialty is Family Practice in Nederland, TX.

Where does Mary Castro practice?

Mary Castro practices in Nederland, TX, based on the location reported in the CMS Medicare provider datasets for NPI 1942301130.

How much does Medicare pay Mary Castro?

Mary Castro (NPI 1942301130) received approximately $45K in total Medicare Part B payments, serving 211 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1942301130

Mary CastroMD

Family PracticeNederland, TXI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

1,095

Unique beneficiaries

—

Total services

1,477

Distinct HCPCS

Medicare payment

$41K

Peer benchmark

Total Medicare services vs. 6,385 Family Practice providers in TX — top quintile (cohort median 567).

PRESCRIBING · PART D · 2024

Total Rx claims

23,399

Beneficiaries

—

Total drug cost

$2.3M

Distinct drugs

211

Brand share

23.9%

Top prescribed drugs

Atorvastatin Calcium1,071 claims

Amlodipine Besylate861 claims

Levothyroxine Sodium832 claims

Lovastatin738 claims

Losartan Potassium684 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$602

Payment records

By payment type

Food and Beverage$602

Top paying entities

Food and Beverage$602

REFERRAL NETWORK

Where Mary Castro's patients come from & go

Directional shared-patient flow from Medicare claims — who sends patients to this provider (inbound) and where this provider's patients go next (outbound). 19 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Quest Diagnostics Clinical Laboratories Inc Clinical Laboratory · Houston, TX	117	459
CRESTHAVEN HEALTH CARE CENTER LTD CO	62	425
Sandra Fowler Nurse Practitioner · Beaumont, TX	53	234
Frederick Quirante Podiatry · Nederland, TX	46	113
Gustavo Padron Diagnostic Radiology · Beaumont, TX	38	106
MCLENDON, WILLIAM	31	118
George Silver Podiatry · Orange, TX	27	64
Murlidhar Amin Cardiology · Port Arthur, TX	24	97
James Wolff Diagnostic Radiology · San Diego, CA	24	79
GARCIA, RAMON	21	47
Craig De Lord Diagnostic Radiology · Port Arthur, TX	21	69
Dia Abochamh Cardiology · Port Arthur, TX	20	103

Refers patients to

Outbound — where patients go next

No outbound pairs above the suppression threshold.

Source: CMS Physician Shared Patient Patterns (30-day window, Medicare FFS). Direction = a beneficiary seen by the first provider, then the second, within 30 days; a proxy for referral, not a documented referral. Pairs with fewer than 11 shared beneficiaries are suppressed.

CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore

OIG/SAM exclusion screening, sanctions history

Healthparse Signals

Monitor this provider for changes — dated NPI change events